Red ink is prepared from :

(1) Phenol

(2) Aniline

(3) Congo red

(4) Eosin

Subtopic:  Soaps & Detergents, Dyes & Propellant |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
Hints

Alizarin a mordant dye is not used in:

(1) cotton dyeing

(2) printing

(3) painting

(4) Chromium lakes for wood dyeing 

Subtopic:  Soaps & Detergents, Dyes & Propellant |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
Hints

A certain dye was prepared from a plant grown on a large scale in India. Name the dye:

1. Malachite green

2. Congo red

3. Indigo

4. Turmeric

Subtopic:  Soaps & Detergents, Dyes & Propellant |
 74%
To view explanation, please take trial in the course.
NEET 2021 - Achiever Batch - Aryan Raj Singh
Hints

Which of the following structures represents a colourless substance?
 1.  C6H5N=N=C6H5
                   |
                  O

 

(2) C6H5-N=N-C6H5

(3) C6H5-NH-NH-C6H5

(4) None of the above

Subtopic:  Soaps & Detergents, Dyes & Propellant |
 58%
To view explanation, please take trial in the course.
NEET 2021 - Achiever Batch - Aryan Raj Singh
Hints

Malachite green is a direct dye for silk and wool. It is prepared by condensing:

(1) Benzaldehyde and dimethyl aniline

(2) carbonyl chloride and dimethyl aniline

(3) benzene diazonium chloride with dimethyl aniline

(4) none of the above

Subtopic:  Soaps & Detergents, Dyes & Propellant |
To view explanation, please take trial in the course.
NEET 2021 - Achiever Batch - Aryan Raj Singh
Hints

The propellant in the proposed PSLV rocket of the Indian space programme shall consist of :

(1) a composite solid propellant

(2) liquid propellants such as N2O4 + unsymmetrical dimethyl hydrazine (UDMH) and N2O4 + monomethyl hydrazine (MMH)

(3) both (1) and (2) in different stages of rocket propulsion

(4) kerosene and liquid oxygen

Subtopic:  Soaps & Detergents, Dyes & Propellant |
 68%
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NEET 2021 - Achiever Batch - Aryan Raj Singh
Hints

The following compound is used as:

1. an anti-inflammatory compound

2. analgesic

3. hypnotic

4. antiseptic

 

Subtopic:  Classification of Medicines |
 65%
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NEET 2021 - Achiever Batch - Aryan Raj Singh
Hints

The mixture of chloroxylenol and terpineol acts as-
(1) analgesic

(2) antiseptic

(3) antipyretic

(4) antibiotic

Subtopic:  Classification of Medicines |
 88%
From NCERT
NEET - 2017
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NEET 2021 - Achiever Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2021 - Achiever Batch - Aryan Raj Singh

Which of the following is an analgesic?

1. Penicillin

2. Streptomycin

3. Chloromycetin

4. Novalgin

Subtopic:  Classification of Medicines |
 61%
NEET - 2016
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NEET 2021 - Achiever Batch - Aryan Raj Singh
Hints

Bithional is generally added to the soaps as an additive to function as a/an

1. softener

2. dryer

3. buffering agent

4. antiseptic

Subtopic:  Soaps & Detergents, Dyes & Propellant |
 79%
From NCERT
NEET - 2015
To view explanation, please take trial in the course.
NEET 2021 - Achiever Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2021 - Achiever Batch - Aryan Raj Singh